Mastervolt Mastersol CS 20 TL (20KW) Inverter

General specifications

Operating temperature

-20Cto 60V (full power up to 50C ambient)

Enclosure

Powder coated aluminium

Protection degree

IP65 electronics for outdoor application

Relative humidity

0-90% non condensing, protective PCB coating

Safety class

Class 1

Galvanic isolation

Yes, with isolation transformer IT20 (optional)

Weight

65kg

Dimensions (h/w/d)

971 x 647 x 242mm

Solar input (DC)

Recommended PV power range

18-25 kWp

Maximum power

22 kW DC

Start-up power

40W

Operating voltage

250-950 V

MPP voltage range @ nom power

350-800 V

Nominal voltage

650 V

Absolute max voltage

1000 V

Number of inputs

2 MPP trackers and 2 inputs of 4 Multi Contact 4mm connectors

Rated current

2 x30A (can be paralleled)

Typical string configurations

4 inch: 5 or 6 strings per input

5 inch: 3 or 4 strings per input

6 inch: 2 or 3 strings per input

String connections

String (2x6) box with DC switch, string fuses, surge protection and string current (optional)

Functional PV array grounding

Yes, with optional transformer box

Grid output (AC)

Voltage

400V x 3 ph -20%/+20% (3 phase, 3 wire)

Nominal power

20kW @ 400V +/- 10%

Maximum power

21 kw

Nominal current

3 x 30A

Frequency

50hz / 60hz

Power factor

>0.99 at full power

Harmonic distortion

<3%

DC current injection

Integrated

Earth leakage switch (AC/DC)

Integrated

Stand-by power

<2W

EU efficiency

>97%

Maximum efficiency

>98%

AC connector

IP67 3-phase, suitable for 4 and 6 mm2 cables

Fuse

Internal PCB fuses

Regulations and Directives

CE conformity

Yes

National grid requirements

VDEW; VDEO126-1-1;DK5940;RD1663;G59;Synergrid C10/11

System information / diagnostics / Communication

User interface

Multi language graphical LCD display

Diagnostics

365 days data logger and real time clock

Communication

2 x RS485 connections / MasterBus field service information / MasterBox string box interface